2x8 HDMI Switch Splitter combines the video Auto-switching with SPDIF, Audio Embedder, De-Embedder, EDID, IR, and RS-232 Serial Control, VKSM-2108
2X2 HDMI Video Wall Seamless 4x4 Matrix Switch Control4 - J-Tech Digital
Video Matrix Switcher - HDMI 2.0, 8x2 | Black Box
SPLITMUX-4X4-HDVWC - 4x4 1080p HDMI Multiviewer / Video Matrix Switch / Video Wall Processor
High Compatibility 4X4 5X5 6X6 9X9 HDMI Video Matrix Switcher - China HDMI Matrix, Switcher 8X8 HDMI | Made-in-China.com
16 x 16 HDMI Matrix Switch with Scaler - VM51616H, ATEN Video Matrix Switches | ATEN Corporate Headquarters
IOGEAR - GHMS8422 - 2x2 Video Matrix Switch with Cinema 4K and RS-232 (TAA Compliant)
What Is an HDMI Matrix Switcher and How Does It Work? | Black Box
AVSC-HDMI2-8X2, 8x2 Video Matrix Switcher, 18G Seamless Switching, HDMI 2.0 - Black Box
HDMI Matrix Switch 4x4 - ISEEVY Video Wall Controller, HDMI VGA SDI Video Encoder Decoder, Video Processor
StarTech.com 4x4 HDMI Matrix Switch with Audio and Ethernet Control, 4K 60Hz, HDMI Switcher Box for Video Wall, Rack Mountable, With Remote Ethernet & RS232 Control - Walmart.com